Question: What is a photographic technique which includes the word vignetting in the name
Paraphrase: What is a photographic technique which consists of the word vignetting in the title
SPARQL (Wikidata): SELECT DISTINCT ?sbj ?sbj_label WHERE { ?sbj wdt:P31 wd:Q1439691 . ?sbj rdfs:label ?sbj_label . FILTER(CONTAINS(lcase(?sbj_label), 'vignetting')) . FILTER (lang(?sbj_label) = 'en') } LIMIT 25 
Answer: vignetting, vignetting